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Feature types

This section describes the features which make up OS MasterMap Highways Network - Routing and Asset Management rights and restrictions. The attributes associated with these feature types are listed below along with a brief description of their data properties.

Feature type attribute information

Name and Definition

The name of the attribute and what it is describing.

Data type

The nature of the attribute, for example a numeric value or a code list value.

Size

The length of the attribute provided (optional).

Multiplicity

Describes how many times this element is expected to be populated in the data. An attribute may be optional or mandatory within the product. These are denoted by:

  • ‘1’ – there must be a value.

  • ‘0..1’ – population is optional but a maximum of one attribute will be returned These values may be used in combination.

AccessRestriction

Access to a road or area by vehicles can be legally prohibited. Prohibited access restrictions are indicated by regulatory signs with a red circle or a no entry sign. In addition, access could be limited for use by particular classes of vehicle, these are indicated by regulatory signs with a blue circle. Access restrictions may also include exemptions to the restriction. The Access Restriction feature type comprises of these types of restrictions.

An Access Restriction will reference back to the Roads Product Network through Point Referencing.

AccessRestriction attributes

A restriction based on vehicular access to a highway.

identifier

Uniform Resource Identifier.

  • Attribute name: identifier

  • Type: CharacterString

  • Size: 37

  • Multiplicity: [1]

inspireId

External object identifier of the spatial object.

  • Attribute name: inspireId

  • Type: Identifier

  • Multiplicity: [0..1]

beginLifespanVersion

Date and time at which this version of the spatial object was inserted or changed in the spatial data set.

The time part is always set to zero.

  • Attribute name: beginLifespanVersion

  • Type: DateTime

  • Multiplicity: [1]

networkRef

Spatial reference of the network-related property.

  • Attribute name: networkRef

  • Type: NetworkReference

  • Multiplicity: [1..*]

validFrom

The time when the transport property started to exist in the real world. Note: The time part is always set to zero.

  • Attribute name: validFrom

  • Type: DateTime

  • Multiplicity: [1]

restriction

Nature of the access restriction.

inclusion

Types of vehicle or use that the restriction applies to.

exemption

Types of vehicle or use that are exempt from the restriction.

timeInterval

Time period to which the restriction applies.

trafficSign

A description of the traffic sign indicating the restriction, for example, Access Limited to Buses.

  • Attribute name: trafficSign

  • Type: CharacterString

  • Size: 120

  • Multiplicity: [1]

reasonForChange

The reason for a change made to a feature.

  • Attribute name: reasonForChange

  • Type: ChangeValue

  • Size: 32

  • Multiplicity: [1]

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